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Microwaves & RF

More in Active components

Apr. 2, 2013

Article

Get A Handle On Oscillator Phase Noise And Jitter

When it comes to phase noise and jitter in oscillators, superior performance can be obtained with very high Q crystals and a good discrete topology....More
Apr. 1, 2013

Article

Industry Mourns Loss Of Jerry Fishman, ADI CEO

On March 31, 2012, Jerry Fishman, Analog Devices’ CEO, passed away suddenly—leaving a company and an industry to grieve his loss....More
Apr. 1, 2013

Article

Vacuum Devices Drive High Power

Vacuum electron devices are still widely used throughout the high-frequency industry for applications requiring extremely high output-power densities....More
Mar. 22, 2013

Article

Architecture Cracks Terahertz Power Generation And Tuning

Using a coupled oscillator structure with a novel power generation and combining method, power generation and tuning can be performed in terahertz circuits without impacting each other....More
Mar. 14, 2013

Article

CRO Tunes From 5580 To 5685 MHz

A compact oscillator tunes from 5580 to 5685 MHz with low phase noise and low harmonic content....More
Mar. 14, 2013

Article

SDLVA Captures Signals To 6 GHz

A miniature SDLVA provides fast pulse detection and processing with a 70-dB dynamic range from 0.25 to 6.0 GHz....More
Mar. 14, 2013

Article

GaAs Switch Controls 4.5 GHz

This GaAs SPDT switch operates from 100 to 4500 MHz with high isolation and low insertion loss....More
Mar. 14, 2013

Article

Amplifier Boosts Optical Signals

A broadband driver amplifier is suitable for use in Mach Zender modulators at rates to 400 Gb/s....More
Mar. 3, 2013

Article

Balanced Amplifier Aims For Low Noise

A balanced two-stage amplifier achieves extremely low noise figure at 1.9 GHz while also delivering good impedance matching and high stability and an integrated shut-down circuit....More
Mar. 3, 2013

Article

4-x-LO-Based VCO Shrinks Bluetooth Transceiver

In a 5 x 5 mm, 40-pin QFN package, this Bluetooth v3.0+EDR compliant SoC minimizes LO pulling and reduces spurious emissions....More
Feb. 28, 2013

Article

Ensure Success In SAW-Filter Choices

As long as they are correctly specified, surface acoustic wave (SAW) filters can simplify RF system design....More
Feb. 27, 2013

Article

3D Beamforming Bolsters Small Cells

NEC and Ubidyne have joined forces to investigate the benefits of 3D beamforming small cells with the use of the latest active antenna technology. This approach can lower the cost of site acquisition and network-wide power consumption while improving network optimization....More
Feb. 26, 2013

Article

YIG Oscillators Fit Surface-Mount Packs

Permanent-magnetic YIG oscillators incorporate SiGe active devices to achieve low levels of phase noise in miniature packages....More
Feb. 21, 2013

Article

Fractional-N PLL Tunes 33 To 4100 MHz

A high-speed phase-locked loop provides stable low-noise output signals from 33 to 4100 MHz with an external oscillator or its own internal source....More
Feb. 21, 2013

Article

Tube Amplifier Powers Ku-Band Systems

A traveling-wave-tube (TWT) amplifier is designed for high-power Ku-band satcom and SNG transmitters....More
Jan. 30, 2013

Article

DRO Banishes Phase Nose

This phase-locked oscillator features its own built-in 100-MHz reference source....More
Jan. 28, 2013

Article

DROs Drop Phase Noise

A new line of dielectric resonator oscillators (DROs) offers excellent spectral purity at microwave frequencies through 10 GHz and higher....More
Jan. 24, 2013

Article

Crystal-Less WBAN Receiver Consumes Just 0.24 nJ/b

To meet the requirements of IEEE 802.15.6 wireless body area network (WBAN) applications, this transceiver provides low energy consumption, low system cost, and high QoS scalability....More
Jan. 23, 2013

Article

Amplifier Quells Noise To 40 GHz

This low-noise amplifier provides stable performance for satcom applications from 36 to 40 GHz....More
Jan. 10, 2013

Article

Amplifier Gains 0.7 To 2.7 GHz

A broadband amplifier provides high gain and low noise figure from 0.7 to 2.7 GHz for commercial wireless applications....More
Jan. 10, 2013

Article

SAW Oscillator Clocks To 1090 MHz

A modular SAW oscillator provides stable sinewave outputs at fixed available frequencies from 250 to 1090 MHz....More
Jan. 10, 2013

Article

Hybrid GaAs Amps Boost CATV Systems

A pair of hybrid amplifiers boost signals to 1 GHz in CATV HFC distribution systems....More
Jan. 9, 2013

Article

Interview: Mini-Circuits Battles Back Against Sandy 5

After a pummeling from Superstorm Sandy, this is the story of one company’s efforts to recover from the storm damage and be ready for customers within two short days....More
Jan. 9, 2013

Article

Zero-IF GFSK Demodulator Consumes Just 190 μW 3

By operating at zero intermediate frequency, this Gaussian frequency shift keying (GFSK) demodulator creates a simple and low power receiver architecture....More
Jan. 8, 2013

Article

Dual-Channel Switch Controls DC To 5.5 GHz

A dual-channel switch provides high isolation and low loss from DC to 5.5 GHz....More

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GaN Roundtable: The State of GaN Reliability Today

Wednesday, April 3rd, 2013, 2:00 pm ET. Gallium nitride (GaN) has come a long way over the past few years in terms of affordability, industry acceptance and, in particular, reliability. In this webcast roundtable, a panel of expert speakers will assess the current state of GaN reliability, along with offering predictions for its future.

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